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// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#import "GPBExtensionRegistry_PackagePrivate.h"
#import "GPBBootstrap.h"
#import "GPBDescriptor.h"
#import "GPBExtensionField.h"
@implementation GPBExtensionRegistry {
// TODO(dmaclach): Reimplement with CFDictionaries that don't use
// objects as keys.
NSMutableDictionary *mutableClassMap_;
}
- (instancetype)init {
if ((self = [super init])) {
mutableClassMap_ = [[NSMutableDictionary alloc] init];
}
return self;
}
- (void)dealloc {
[mutableClassMap_ release];
[super dealloc];
}
- (NSMutableDictionary *)extensionMapForContainingType:
(GPBDescriptor *)containingType {
NSMutableDictionary *extensionMap =
[mutableClassMap_ objectForKey:containingType];
if (extensionMap == nil) {
extensionMap = [NSMutableDictionary dictionary];
[mutableClassMap_ setObject:extensionMap forKey:containingType];
}
return extensionMap;
}
- (void)addExtension:(GPBExtensionField *)extension {
if (extension == nil) {
return;
}
GPBDescriptor *containingType = [extension containingType];
NSMutableDictionary *extensionMap =
[self extensionMapForContainingType:containingType];
[extensionMap setObject:extension forKey:@([extension fieldNumber])];
}
- (GPBExtensionField *)getExtension:(GPBDescriptor *)containingType
fieldNumber:(NSInteger)fieldNumber {
NSDictionary *extensionMap = [mutableClassMap_ objectForKey:containingType];
return [extensionMap objectForKey:@(fieldNumber)];
}
- (void)addExtensions:(GPBExtensionRegistry *)registry {
if (registry == nil) {
// In the case where there are no extensions just ignore.
return;
}
NSMutableDictionary *otherClassMap = registry->mutableClassMap_;
for (GPBDescriptor *containingType in otherClassMap) {
NSMutableDictionary *extensionMap =
[self extensionMapForContainingType:containingType];
NSMutableDictionary *otherExtensionMap =
[registry extensionMapForContainingType:containingType];
[extensionMap addEntriesFromDictionary:otherExtensionMap];
}
}
@end
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